CVE-2023-52591 reiserfs: Avoid touching renamed directory if parent does not change
A race condition in the Linux kernel reiserfs filesystem can lead to filesystem corruption and denial of service when renaming directories.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-52591?
CVE-2023-52591 is a high-severity vulnerability in Linux kernel, published on 6 Mar 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
reiserfs: Avoid touching renamed directory if parent does not change
The VFS will not be locking moved directory if its parent does not change. Change reiserfs rename code to avoid touching renamed directory if its parent does not change as without locking that can corrupt the filesystem.
Which versions are affected by CVE-2023-52591?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-52591?
Apply the vendor's patch.
Is CVE-2023-52591 being exploited?
There is no known exploitation of CVE-2023-52591 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-52591, DEBIAN-CVE-2023-52591, GHSA-6xqq-cq8f-hvfc, ROOT-OS-DEBIAN-11-CVE-2023-52591, ROOT-OS-DEBIAN-12-CVE-2023-52591, ROOT-OS-UBUNTU-2204-CVE-2023-52591 and 1 more.